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40740435 = 335307983
BaseRepresentation
bin1001101101101…
…0011001010011
32211122211101000
42123122121103
540412143220
64013113043
71003200531
oct233323123
984584330
1040740435
1120aa698a
1211788783
138595888
1455a7151
15389b390
hex26da653

40740435 has 32 divisors (see below), whose sum is σ = 72737280. Its totient is φ = 21635424.

The previous prime is 40740419. The next prime is 40740443. The reversal of 40740435 is 53404704.

40740435 = T354 + T355 + ... + T660.

It is not a de Polignac number, because 40740435 - 24 = 40740419 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 40740399 and 40740408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 40954 + ... + 41936.

It is an arithmetic number, because the mean of its divisors is an integer number (2273040).

Almost surely, 240740435 is an apocalyptic number.

40740435 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

40740435 is a deficient number, since it is larger than the sum of its proper divisors (31996845).

40740435 is a wasteful number, since it uses less digits than its factorization.

40740435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1304 (or 1298 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 27.

The square root of 40740435 is about 6382.8234348132. The cubic root of 40740435 is about 344.0925110619.

The spelling of 40740435 in words is "forty million, seven hundred forty thousand, four hundred thirty-five".

Divisors: 1 3 5 9 15 27 45 135 307 921 983 1535 2763 2949 4605 4915 8289 8847 13815 14745 26541 41445 44235 132705 301781 905343 1508905 2716029 4526715 8148087 13580145 40740435